ACCRUED LIABILITIES (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012
Accrued liabilities [Abstract]
Clinical trials and related costs	$ 2,022	$ 641
Employee bonuses and commissions	1,756	502
Commercial and administrative consulting	1,007	167
Salaries and employee benefits	1,106	742
Professional fees	815	67
Interest expense on loan	809	0
Revenue deductions	783	0
Manufacturing costs	533	0
Royalties	363	0
Other	66	31
Total accrued liabilities	$ 9,260	$ 2,150